Service difficulty report · Bracket · Boeing 7377H4

Difficulty date
August 23, 2023
Submitted
September 25, 2023
Operation
Air carrier
Aircraft
N227WN
Make and model
Boeing 7377H4
Aircraft serial
34450
Aircraft time
59,279 hours, 35,528 cycles
Part
Bracket
Part number
UNKNOWN
Condition
Corroded
Location
Zn 100 Fus Lower
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

CORROSION ON SUPPORT BRAKETS LOCATED ON DOOR 315A ON APU COMPARTMENT (4EA) 2023-530976<[01] REPLACED SUPPORT BRAKETS LOCATED ON DOOR 315A ON APU COMPARTMENT (4EA) AND FASTENERS IAW B737-700 SRM 51-10-02 ITEM 9 AND DRAWING #148A6350 REV:C SEE INDIVIDUAL SIGN OFF BELOW;[02] CORRECTED STEP 1 REPLACED SUPPORT BRAKETS LOCATED ON DOOR 315A ON APU COMPARTMENT (4EA) AND FASTENERS IAW B737-700 SRM 51-40-02 AND DRAWING #148A6350 REV:C SEE INDIVIDUAL SIGN OFF BELOW;[03] CORRECTED STEP 1 REPLACED SUPPORT BRAKETS LOCATED ON DOOR 315A ON APU COMPARTMENT (4EA) AND FASTENERS IAW B737-700 SRM 51-40-02 AND DRAWING #148A6350 REV:C SEE INDIVIDUAL SIGN OFF BELOW

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